544663 has 16 divisors (see below), whose sum is σ = 691200. Its totient is φ = 418176.

The previous prime is 544651. The next prime is 544667. The reversal of 544663 is 366445.

It is a cyclic number.

It is not a de Polignac number, because 544663 - 2⁵ = 544631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2638 + ... + 2836.

It is an arithmetic number, because the mean of its divisors is an integer number (43200).

2⁵⁴⁴⁶⁶³ is an apocalyptic number.

544663 is a deficient number, since it is larger than the sum of its proper divisors (146537).

544663 is a wasteful number, since it uses less digits than its factorization.

544663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246.

The product of its digits is 8640, while the sum is 28.

The square root of 544663 is about 738.0128725165. The cubic root of 544663 is about 81.6662520225. Note that the first 3 decimals are identical.

The spelling of 544663 in words is "five hundred forty-four thousand, six hundred sixty-three".